DTC Detection Logic
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
The Engine Control Module (ECM) sent an unreadable or missing message to the diesel exhaust fluid controller via the CAN 2 communication lines.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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U11C1-00 |
(Reductant Control Module Received Implausible Data From ECM/PCM) |
Diagnosis condition |
Ignition switch is ON or engine running. |
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Signal (terminal) |
(-) |
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Threshold |
The Flange Control Unit (FCU) has detected that the internal data set checksum does not match the expected value. |
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Diagnosis delay time |
Diagnostic runs continuously when the engine is running. |
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